The word pitchforking is playable in Words With Friends™, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.
Words With Friends™ Letter Score: 30
Highest Scoring Words With Friends™ Play In The Letters pitchforking
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Seven Letter Word Alert: (20 words)
choking, choring, corking, fiction, forcing, forking, ignitor, itching, nitpick, picking, pithing, porking, porting, pricing, ricking, rifting, rioting, rocking, ticking, trophic